4720-00-837-3137 HOSE ASSEMBLY,NONMETALLIC Index 3110-00-837-3145 BEARING,BALL,ANNULAR

National Stock Number:
4820-00-837-3144

Federal Supply Class:
4820

National Item Identification Number:
008373144

Description:
VALVE,SAFETY RELIEF

Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.


Manufacturer Information:
1535-238056ASHCROFT INC


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+801.0 TO 2000.0 POUNDS PER SQUARE INCH
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODTHREADED
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
DISK LOADING METHODSPRING
FEATURES PROVIDEDBONNET PACKING AND PRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE
OPERATING PRESSURE4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY SEAT
MATERIALSTEEL STEM
MAXIMUM OPERATING TEMP200.0 FAHRENHEIT SECOND RESPONSE
MAXIMUM OPERATING TEMP200.0 FAHRENHEIT FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDOIL FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, FRESH SECOND RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED1.500 INCHES ALL ENDS
NOMINAL THREAD SIZE1.500 INCHES ALL ENDS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY SIZE OF VALVE
VALVE DISCHARGE FLOW RATE398.0 GALLONS PER MINUTE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
THREAD QUANTITY PER INCH11-1/2 ALL ENDS


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